78832460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4051}}^1$

素因数の和:4206

約数の個数: 48

約数和(自身を含む): 190606080

約数和(自身を除く): 111773620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4051, 4865, 8102, 9730, 16204, 19460, 20255, 28357, 40510, 56714, 81020, 113428, 141785, 283570, 563089, 567140, 1126178, 2252356, 2815445, 3941623, 5630890, 7883246, 11261780, 15766492, 19708115, 39416230, 78832460]

約数ペア:

[(1, 78832460), (2, 39416230), (4, 19708115), (5, 15766492), (7, 11261780), (10, 7883246), (14, 5630890), (20, 3941623), (28, 2815445), (35, 2252356), (70, 1126178), (139, 567140), (140, 563089), (278, 283570), (556, 141785), (695, 113428), (973, 81020), (1390, 56714), (1946, 40510), (2780, 28357), (3892, 20255), (4051, 19460), (4865, 16204), (8102, 9730)]